Updated June 2026
What Is Full Coverage Insurance?
Full coverage is not a separate insurance product—it's industry shorthand for a policy that includes liability coverage (required in Illinois), collision coverage (pays for your vehicle after an at-fault crash), and comprehensive coverage (pays for theft, vandalism, weather damage, and animal strikes). Lenders mandate full coverage to protect their collateral while you owe money on the vehicle. Once the loan is satisfied, Illinois law requires only liability, and you decide whether the collision and comprehensive portions still justify their cost based on your vehicle's value and your financial cushion.
- You tap a stopped car at a red light. The other driver has $4,200 in vehicle damage. Your liability coverage pays their repair bill. Your own front bumper and grille cost $3,800 to fix. Without collision coverage, you pay that $3,800 yourself. With collision, you pay your deductible—typically $500 or $1,000—and the insurer covers the rest.
- A severe hailstorm dents your hood, roof, and trunk. Repair estimate: $5,400. Comprehensive coverage pays the full amount minus your deductible. Liability-only policies provide zero payment—this is damage to your property, not a third party's. If your vehicle is worth $7,000 and you carry a $500 deductible, comprehensive pays $4,900. If your vehicle is worth $4,000, the insurer may total it and pay you $4,000 minus the deductible.
- You strike a deer on Route 47 south of Huntley. Front-end damage totals $6,200. Comprehensive coverage applies—animal strikes fall under comprehensive, not collision, even though the vehicle was moving. You pay your comprehensive deductible; the insurer pays the balance. Without comprehensive, you pay the full $6,200 or drive a damaged vehicle.
Who Needs Full Coverage Insurance?
Full coverage makes sense if your vehicle is worth more than $5,000 and you lack the savings to replace it after a total loss. It's required while you're financing or leasing. It's also advisable if you drive frequently in high-deer-density areas or park on the street in a neighborhood with elevated theft or vandalism rates. Retirees who recently paid off a newer vehicle and still drive it daily often benefit from keeping full coverage for two to three more years while the replacement cost remains high.
Calculate your vehicle's current market value using Kelley Blue Book or your county's assessed value for property tax. Multiply your annual collision and comprehensive premium by 10. If the vehicle value is less than that 10-year cost, drop the coverage and deposit the premium savings into an emergency fund earmarked for vehicle replacement. If the vehicle value exceeds the 10-year cost and you lack liquid savings to replace it, keep full coverage but raise your deductibles to $1,000 to lower the premium.
How Much Does Full Coverage Insurance Cost?
Full coverage adds $70–$120 per month compared to liability-only, or $840–$1,440 annually. Actual cost depends on your vehicle's value, your deductible elections, and your driving record.
- Vehicle age and value—collision and comprehensive premiums drop as the vehicle depreciates, since the insurer's maximum payout shrinks each year.
- Deductible selection—choosing a $1,000 deductible instead of $500 typically saves 15–25% on collision and comprehensive premiums.
- Garaging location within Illinois—urban Cook County zip codes average 30–40% higher premiums than rural counties due to theft and collision frequency.
- Claims history—a single at-fault claim in the past three years raises full-coverage premiums 20–40% depending on the carrier.
- Annual mileage—drivers logging under 7,500 miles per year qualify for low-mileage discounts with most Illinois carriers, reducing full-coverage cost by 10–20%.